Abstract: The present application relates to the technical field of display, and discloses an OLED display panel and a display device. The OLED display panel includes a drive backplane; and an OLED device, an encapsulation structure and a color resistor structure which are arranged on the drive backplane; the encapsulation structure and the color resistor structure are located on a side, facing away from the drive backplane, of the OLED device, and the color resistor structure includes a chromatic color resistor layer, a first BM and a second BM; and the first BM is located on a side, facing away from the drive backplane, of the chromatic color resistor layer, and the second BM is located on a side, facing the drive backplane, of the chromatic color resistor layer.

Abstract: The disclosure provides a display substrate, a manufacturing method thereof and a display device. The display substrate has a plurality of subpixel regions. The display substrate includes a base substrate and a pixel definition layer on the base substrate. The pixel definition layer defines a plurality of subpixel openings and each of the subpixel openings occupies one subpixel region. The display substrate further includes a functional medium layer on a side of the pixel definition layer away from the base substrate. The functional medium layer includes a first portion covering side surfaces of the subpixel opening and a second portion covering a top surface of the pixel definition layer. In the same subpixel region, surface energy of the first portion is greater than surface energy of the second portion.

Abstract: A targeted DNA demethylation method (Mini-CRISD) and a fusion protein used in the method are provided. The Mini-CRISD method can targets delivery of demethylation activity through engineered miniature dCjCas9 to deliver engineered miniature ROS1 demethylation effector to specific DNA sequences and/or specific genomic locations (such as CpG islands) to achieve targeted demethylation of specific DNA.

Abstract: A transistor, a 3D memory and a manufacturing method therefor, and an electronic device are provided in the present application. The 3D memory includes a plurality of layers of memory cells stacked in a direction perpendicular to a substrate, and a word line. A memory cell includes a transistor which includes a source and a drain, a gate extending in the direction perpendicular to the substrate, a semiconductor layer surrounding a sidewall of the gate. The semiconductor layer includes a source contact region and a drain contact region arranged at intervals. A channel between the source contact region and the drain contact region is a horizontal channel, and the word line extends in the direction perpendicular to the substrate and penetrates through the memory cells of different layers.

Abstract: Provided is a massage device which includes: at least one first housing, having a first sucking port and a receiving space communicated with the at least one first sucking port; at least one movable assembly, movably inserted into the receiving space; and at least one driving assembly, connected with the movable assembly and configured to drive the movable assembly to reciprocate in the receiving space to periodically generate a negative pressure and a positive pressure at the first sucking port. The massage device further includes a massage assembly and a second housing received in the at least one first housing. The at least one movable assembly is received in a first end of the second housing, and the massage assembly is received in an opposite second end of the second housing.

Abstract: A method for preparing isophorone diisocyanate by (1) reacting isophorone with hydrogen cyanide in the presence of a catalyst to obtain isophorone nitrile; (2) reacting the isophorone nitrile obtained in step (1) with ammonia gas and hydrogen in the presence of a catalyst to obtain isophorone diamine; and (3) subjecting the isophorone diamine to a phosgenation reaction to obtain the isophorone diisocyanate, wherein the content of impurities containing a secondary amine group in the isophorone diamine that undergoes the phosgenation reaction in step (3) is ?0.5 wt. The method reduces the content of hydrolyzed chlorine in the isophorone diisocyanate product, improves the yellowing resistance of the product, and the harm due to presence of hydrolyzed chlorine in the product is reduced.

Abstract: A near-to-eye display device and wearable apparatus are provided. The near-to-eye display device includes: pixel islands and micro-lenses in one-to-one correspondence with the pixel islands; wherein each pixel island emits light to a corresponding micro-lens so that the light reaches a predetermined viewing position after passing through the corresponding micro-lens. The near-to-eye display device further includes: super-lens units each including at least one super-lens; wherein the super-lens units are in one-to-one correspondence with the pixel islands; each super-lens unit is on a side of a corresponding pixel island proximal to the corresponding micro-lens, and an orthogonal projection of the super-lens unit on a plane where the corresponding pixel island is located covers the corresponding pixel island. The super-lens unit converges light, which is within a predetermined angle, emitted by the corresponding pixel island, to reduce a diffusion angle of the light emitted by the corresponding pixel island.

Abstract: A multi-frequency and multi-beam independent electrically adjustable antenna includes: a first electromagnetic lens, a second electromagnetic lens, a mounting plate, a reflecting plate, oscillator units, oscillator units, and phase shifters. The oscillator units have a higher operating frequency than the oscillator units. The first electromagnetic lens, the second electromagnetic lens, the reflecting plate and the mounting plate are fixed relative to each other. The oscillator units and the oscillator units are all mounted on a reflecting surface of the reflecting plate. The phase shifters are all mounted on the mounting plate. The present application is characterized by simple structure, scientific design, small size, flexible setting of beam direction and etc.

Abstract: A manufacturing method of a displaying base plate, a displaying base plate and a displaying apparatus. The displaying base plate includes an active area and a peripheral area located at a periphery of the active area. The displaying base plate includes: a substrate; a wiring functional layer disposed on one side of the substrate, wherein the wiring functional layer includes a metal wiring and bonding terminals connected to the metal wiring), the bonding terminals include a first bonding terminal, a second bonding terminal and a third bonding terminal, the first bonding terminal and the second bonding terminal are located at the active area, and the third bonding terminal is located at the peripheral area; a first passivation layer disposed on one side of the wiring functional layer that is away from the substrate; and a light shielding layer disposed on one side of the first passivation layer that is away from the substrate.

Abstract: Provided is an array substrate. The array substrate includes: a base substrate, and a plurality of gate lines, a plurality of data lines, a plurality of sub-pixels and a plurality of touch signal lines disposed on the base substrate. The data lines have a plurality of first extending parts and a plurality of second extending parts which are in an alternating arrangement. When the array substrate is used to prepare a liquid crystal display panel and the liquid crystal display panel is displaying, in each column of the sub-pixels, the voltage polarities of the two adjacent sub-pixels which respectively belong to two adjacent first pixel regions are opposite.

Abstract: A system to provide physical therapy in the form of heating, cooling and/or percussion, comprising: a device that contains a battery, a motor, and a switch to turn the device on or off or put the device in heating mode or put the device in cooling mode or put the device in percussion mode; wherein the device contains a motor and a pushing rod that supply the movement that results in percussion of a removable heating/cooling attachment and a removable percussion attachment; wherein the front of the device connects to the removable heating/cooling attachment that contains an electronic component to control heating or cooling and a cooling fan; wherein the removable heating/cooling attachment can be used for heating or cooling; wherein a housing shell for the heating/cooling attachment is made of plastic, foam, or metal, or any combination of plastic, foam and metal; wherein the front part of the heating/cooling attachment is made of metal that has the capability to be in contact with human skin in order to prov

Abstract: A display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a base substrate, at least one insulating film layer disposed on the base substrate, and a first electrode disposed on a side of the at least one insulating film layer away from the base substrate; wherein a concave-convex structure is disposed on a side of the at least one insulating film layer away from the base substrate, and there is an overlapping area between an orthographic projection of the concave-convex structure on the base substrate and an orthographic projection of the first electrode on the base substrate.

Abstract: An oxygen capsule preparation method includes the following steps: performing three-stage separation on deodorized cocoa butter; then mixing negative oxygen ions with deodorized cocoa butter liquid obtained after the three-stage separation; storing ionic oxygen in the deodorized cocoa butter liquid; and finally filling the deodorized cocoa butter liquid treated by the negative oxygen ions into a capsule shell to be prepared into the capsule, thereby obtaining the oxygen capsule. The oxygen capsule provided by the present disclosure is high in oxygen content, has a good oxygen supplementation effect, and has a good prevention or treatment or adjuvant treatment effect on various chronic non-infectious diseases (such as hypertension, gout, gastric ulcer and anxiety disorder), systemic lupus erythematosus and altitude stress.

Abstract: The present disclosure is applicable to the field of semiconductors, and provides a transistor, a fabrication method, and a memory. The transistor includes: a semiconductor substrate, silicon support pillars, located on the semiconductor substrate, and gates, each of the gates arranged around one of the silicon support pillars. A side surface of each of the gates close to the silicon support pillar is a first surface, a side surface of each of the gates distant from the silicon support pillar is a second surface, and the length of the first surface is less than the length of the second surface. The length of the first surface of each of the gates is less than the length of the channel region of each of the silicon support pillars.

Abstract: The present disclosure provides a massaging device, which includes an outer housing defining a first opening; a negative pressure generator received in the outer housing; and a driving assembly received in the outer housing, the drive assembly is configure to drive the negative pressure generator to generate alternating positive and negative pressures at the first opening. The massaging device of present disclosure has a better massaging effect.

Abstract: A multi-frequency and multi-beam independent electrically adjustable antenna includes: a first electromagnetic lens, a second electromagnetic lens, a mounting plate, a reflecting plate, oscillator units, oscillator units, and phase shifters. The oscillator units have a higher operating frequency than the oscillator units. The first electromagnetic lens, the second electromagnetic lens, the reflecting plate and the mounting plate are fixed relative to each other. The oscillator units and the oscillator units are all mounted on a reflecting surface of the reflecting plate. The phase shifters are all mounted on the mounting plate. The present application is characterized by simple structure, scientific design, small size, flexible setting of beam direction and etc.

Abstract: Provided are a display apparatus and a manufacturing method therefor, the display apparatus comprising: a plurality of mutually independent subpixel regions; a light source (101), light emitted from the light source (101) illuminating the subpixel regions; and a light control layer (102), which is located on a light exiting side of the light source (101), the light control layer (102) comprising: color conversion structures (1021) located at the subpixel regions, the color conversion structures (1021) each comprising a nanoporous material and at least a color conversion material distributed among the nanoporous material, the color conversion material being used to convert light emitted from the light source (101) into light of a color corresponding to the subpixel region where the light is located.

Abstract: The present disclosure relates to an organic light-emitting display substrate, manufacturing method thereof, and organic light-emitting display device. The organic light-emitting display substrate includes a base and a plurality of sub-pixel structures on the base, the sub-pixel structure includes: a first protrusion including a photoelectric sensing device and a second protrusion including a color filter layer, a protrusion height of the first protrusion relative to the base being smaller than that of the second protrusion relative to the base; a planarization layer on the first and second protrusions, and in contact with the first and second protrusions, a material wettability of the planarization layer with respect to the surface of the first protrusion being greater than that with respect to the surface of the second protrusion; and a white organic light-emitting diode on the planarization layer, and emitting light towards the first and second protrusions.

Abstract: A polyisocyanate composition, a preparation method therefor and an application thereof. The value of the mass content of alkaline hydrolyzed chlorine minus the mass content of water hydrolyzed chlorine in the polyisocyanate composition is 0.1 ppm-100 ppm. The mass content of the alkaline hydrolyzed chlorine is the mass content obtained by calculating halogen dissociated under alkaline conditions and/or halogen dissociated under a temperature condition of 100° C. or more as the relative atomic mass of a chlorine atom.

Abstract: There is provided a display panel including: a light guide structure layer having a light exiting side and configured to enable internal light to be emitted from a preset position; a display structure layer on the light exiting side and including a light adjusting structure, a black matrix and a reflection matrix positioned on a side, away from the light guide structure layer, of the light adjusting structure, the light adjusting structure is configured to control light emitted from the preset position to enter an area where the black matrix is positioned and/or an area where the reflection matrix is positioned; a light absorption structure layer on a side of the light adjusting structure away from the black matrix and configured to absorb light reflected by the black matrix and allow light reflected by the reflection matrix to pass through. A display device is further provided.